Displaying 5 results of Clozapine Impurities Clozapine impurities refer to any substances present in the drug that are not the active ingredient itself. These impurities can be the result of manufacturing processes or degradation of the drug over time. The presence of these impurities can affect the safety, efficacy, and stability of the drug. Therefore, it is important to monitor and control the levels of impurities present in clozapine formulations.